MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 eae124f4cdfb901640a5bebaeb7f4cf18fb68990d2da30d005c289bedf400509. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


njrat


Vendor detections: 10


Intelligence 10 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: eae124f4cdfb901640a5bebaeb7f4cf18fb68990d2da30d005c289bedf400509
SHA3-384 hash: e0fbb26c37747ac354c6b2246a170e16bae4b19dc717deb1ef0a9d904fec93b985e1791fec8d7bf3fcc2d007196338c2
SHA1 hash: e93e3f41321f6625a0fa4782e5c9453174c50b37
MD5 hash: 221ab4e37fc33576c27f971b9fa53000
humanhash: johnny-six-six-india
File name:eae124f4cdfb901640a5bebaeb7f4cf18fb68990d2da30d005c289bedf400509
Download: download sample
Signature njrat
Create hunting rule
File size:471'040 bytes
First seen:2021-02-28 07:19:30 UTC
Last seen:2021-02-28 08:59:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:OB6ZgKP8ciaDeTs7prhIERKv+JdamUxfFCHGmmND1UVJfDvifEECWvB6:OB6ZgdjaDeT+sWnam8fgH+D1G7i5vB6
Threatray 353 similar samples on MalwareBazaar
TLSH 4EA48C646648BB1CE67E6737CAA4944F93FAED139762D56F2DE030AF0D72F980710602
Reporter JAMESWT_WT
Tags:NjRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
162
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
eae124f4cdfb901640a5bebaeb7f4cf18fb68990d2da30d005c289bedf400509
Verdict:
No threats detected
Analysis date:
2021-02-28 08:56:39 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/239e1243-0a80-4e6a-99c5-5ca9e76a4298

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Njrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/119892/
Detection(s):
SecuriteInfo.com.Variant.Razy.846728.27952.27807.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/620965
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Changes the view of files in windows explorer (hidden files and folders)
Contains functionality to log keystrokes (.Net Source)
Creates an autostart registry key pointing to binary in C:\Windows
Drops PE files to the startup folder
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Schedule binary from dotnet directory
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 359475 Sample: tR2mUjyqpB Startdate: 28/02/2021 Architecture: WINDOWS Score: 100 58 shark.vfpi2hz38p.icu 2->58 62 Malicious sample detected (through community Yara rule) 2->62 64 Multi AV Scanner detection for dropped file 2->64 66 Sigma detected: Scheduled temp file as task from temp location 2->66 68 11 other signatures 2->68 9 tR2mUjyqpB.exe 7 2->9         started        13 RegSvcs.exe 3 2->13         started        15 RegSvcs.exe 3 2->15         started        17 5 other processes 2->17 signatures3 process4 file5 50 C:\Users\user\AppData\...\jhTqnIDFUVxW.exe, PE32 9->50 dropped 52 C:\Users\...\jhTqnIDFUVxW.exe:Zone.Identifier, ASCII 9->52 dropped 54 C:\Users\user\AppData\Local\...\tmpB770.tmp, XML 9->54 dropped 56 C:\Users\user\AppData\...\tR2mUjyqpB.exe.log, ASCII 9->56 dropped 76 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 9->76 78 Writes to foreign memory regions 9->78 80 Allocates memory in foreign processes 9->80 82 Injects a PE file into a foreign processes 9->82 19 RegSvcs.exe 5 3 9->19         started        24 schtasks.exe 1 9->24         started        26 conhost.exe 13->26         started        28 conhost.exe 15->28         started        30 conhost.exe 17->30         started        32 conhost.exe 17->32         started        34 conhost.exe 17->34         started        36 conhost.exe 17->36         started        signatures6 process7 dnsIp8 60 shark.vfpi2hz38p.icu 181.140.217.229, 2610 EPMTelecomunicacionesSAESPCO Colombia 19->60 48 C:\Users\user\AppData\Roaming\...\Client.exe, PE32 19->48 dropped 70 Changes the view of files in windows explorer (hidden files and folders) 19->70 72 Drops PE files to the startup folder 19->72 74 Creates an autostart registry key pointing to binary in C:\Windows 19->74 38 schtasks.exe 1 19->38         started        40 schtasks.exe 1 19->40         started        42 conhost.exe 24->42         started        file9 signatures10 process11 process12 44 conhost.exe 38->44         started        46 conhost.exe 40->46         started       
Detection:
njrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/eae124f4cdfb901640a5bebaeb7f4cf18fb68990d2da30d005c289bedf400509/
Threat name:
Win32.Trojan.Ymacco
Create hunting rule
Status:
Malicious
First seen:
2021-02-23 06:01:42 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5lqsj5gn7oibmqffx25ow72m6gh3ncmq2lndbuafyke35x2aaueq._file
Verdict:
malicious
Similar samples:
11edfbb9381d84595491324562ad13b2c218abb38eb97b786e52ab70eb67ce25
njrat
1253331034363bc37bfe3c9b2664ef9ed65dc8422a25e70cba57e03a83e0d3e9
njrat
1ffeb0811111c36b86f1ec119e8c7c919b4da8da4dfc6964f15155d218634a39
njrat
4cbeb41aeb9ee9c5133c7486d11c493d6f5e8f32b908ae6c10ede213f6f8c43b
njrat
5979eee66faff5910c181a7b1af0111d68a0feda3dd974306f8e5c5624af7cdf
njrat
62e099194f9f946b0c0dd4c474c862dadb605101b87dc2eb7b8e43f6510ae3d1
njrat
b4d493227e334e826fbb6dcbca9110478d6f23596b1c0d141b38e97d7d8ade33
njrat
bf0452ef3eb6c2e6f2ea84b2bf649a024f6190b0baae26e21c9790820171581f
njrat
ca4565f6d34227c8a57904ffcfd3c6c068ae5483bad28bb104c58ab569511c35
njrat
ce66906eb9b0e76d2b0e9b313e84c543412ae3ab598e57dce0b913759946254e
njrat
+ 343 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  9/10
Tags:
evasion persistence
Link:
https://tria.ge/reports/210228-q3x7pfqwhs/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Maps connected drives based on registry
Checks BIOS information in registry
Drops startup file
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
Unpacked files
SH256 hash:
e624003658c4f8b349f567c82229fd15d1e63d3d20fe6f7b4388403038cd2a44
MD5 hash:
b6ce7c1d81b9271eab825ea63de154c3
SHA1 hash:
0e7b89555314f8908c1098b652c9bf50e5ecc27b
Link:
https://www.unpac.me/results/0f83253d-b00a-469e-8623-c7b598b798b7/
SH256 hash:
eae124f4cdfb901640a5bebaeb7f4cf18fb68990d2da30d005c289bedf400509
MD5 hash:
221ab4e37fc33576c27f971b9fa53000
SHA1 hash:
e93e3f41321f6625a0fa4782e5c9453174c50b37
Link:
https://www.unpac.me/results/0f83253d-b00a-469e-8623-c7b598b798b7/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/eae124f4cdfb901640a5bebaeb7f4cf18fb68990d2da30d005c289bedf400509

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:CN_disclosed_20180208_c
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:Njrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:win_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter <bwall@ballastsecurity.net>
Description:Identify njRat

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/119892/

Comments